10        20          30        40        50        60  
GUGUUGCUGAUUACUGGCA   C  --| U            CU            GUGUGGU 
                   GGU GU  GC GCUGUAAACAUC  UGACUGGAAGCU       \
                   CCG CG  UG CGACGUUUGUAG  ACUGACUUUCGG       G
CCCAAAGUGACUACGUUUG   U  GU^ U            --            GAGUUCA 
 120       110       100        90          80        70